Home / 89,433.21-134,153.90-63,254.82

Finding the Fourth Proportional to 89,433.21, 134,153.90 and 63,254.82

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Solution

The fourth proportional to 89,433.21, 134,153.90 and 63,254.82 is: 94,885.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,433.21 : 134,153.90 = 63,254.82 : x
  2. Step 2: Convert to fraction form
    89,433.21/134,153.90 = 63,254.82/x
  3. Step 3: Cross multiply
    89,433.21x = 134,153.90 × 63,254.82
  4. Step 4: Simplify right side
    89,433.21x = 8,485,880,796.80
  5. Step 5: Solve for x
    x = 8,485,880,796.80/89,433.21
  6. Step 6: Final answer
    x = 94,885.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.